Finding the Third Proportional to 4,038,274 and 8,644,194

Step by Step Solution

1. Step 1: Write the proportion equation
   4,038,274 : 8,644,194 = 8,644,194 : x
2. Step 2: Convert to fraction form
   4,038,274/8,644,194 = 8,644,194/x
3. Step 3: Cross multiply
   4,038,274x = 8,644,194 × 8,644,194
4. Step 4: Simplify right side
   4,038,274x = 74,722,089,909,636
5. Step 5: Solve for x
   x = 74,722,089,909,636/4,038,274
6. Step 6: Final answer
   x = 18,503,472.01